<template>
    <div>
        <div class="user-info-head" :class="kind==1?'active':''" @click="editCropper()">
            <img :src="options.img" title="点击上传图片" class="img-style" />
        </div>
        <el-dialog :title="title" :visible.sync="open" width="800px" append-to-body @opened="modalOpened"
            @close="closeDialog">
            <el-row>
                <el-col :xs="24" :md="24" :style="{ height: '350px' }">
                    <vue-cropper ref="cropper" :img="options.img" :info="true" :autoCrop="options.autoCrop"
                        :outputType="options.outputType" :autoCropWidth="options.autoCropWidth"
                        :autoCropHeight="options.autoCropHeight" :fixedBox="options.fixedBox" @realTime="realTime"
                        v-if="visible" />
                </el-col>

            </el-row>
            <br />
            <el-row>
                <el-col :lg="2" :md="2">
                    <el-upload action="#" :http-request="requestUpload" :show-file-list="false"
                        :before-upload="beforeUpload">
                        <el-button size="small">
                            选择
                            <i class="el-icon-upload el-icon--right"></i>
                        </el-button>
                    </el-upload>
                </el-col>
                <el-col :lg="{ span: 1, offset: 2 }" :md="2">
                    <el-button icon="el-icon-plus" size="small" @click="changeScale(1)"></el-button>
                </el-col>
                <el-col :lg="{ span: 1, offset: 1 }" :md="2">
                    <el-button icon="el-icon-minus" size="small" @click="changeScale(-1)"></el-button>
                </el-col>
                <el-col :lg="{ span: 1, offset: 1 }" :md="2">
                    <el-button icon="el-icon-refresh-left" size="small" @click="rotateLeft()"></el-button>
                </el-col>
                <el-col :lg="{ span: 1, offset: 1 }" :md="2">
                    <el-button icon="el-icon-refresh-right" size="small" @click="rotateRight()"></el-button>
                </el-col>
                <el-col :lg="{ span: 2, offset: 6 }" :md="2">
                    <el-button type="primary" size="small" @click="uploadImg()">提 交</el-button>
                </el-col>
            </el-row>
        </el-dialog>
    </div>
</template>

<script>
import store from "@/store";
import { VueCropper } from "vue-cropper";
import { userManageUploadAvatar } from "@/api/system/user";

export default {
    name: "uploadPic",
    components: { VueCropper },
    // props: ["user", "typeInfo"],
    props: {
        user: {
            type: Object,
        },
        kind: {
            type: String,
            default:'0'
        },
       width: {
            type:Number,
            default:300
        },
        height: {
            type:Number,
            default:300
        },
    },

    data() {
        return {
            // 是否显示弹出层
            open: false,
            // 是否显示cropper
            visible: false,
            // 弹出层标题
            title: "上传图片",
            options: {
                img: "", //裁剪图片的地址
                autoCrop: true, // 是否默认生成截图框
                autoCropWidth: this.width, // 默认生成截图框宽度
                autoCropHeight: this.height, // 默认生成截图框高度
                fixedBox: true, // 固定截图框大小 不允许改变
                outputType: 'png',
            },
            previews: {},
        };
    },
    mounted() {
        this.options.img =this.getLogo(this.kind==1?this.user.banner:this.user.avatar);
    },
    watch: {
        user: function (newVal, oldVal) {
            this.options.img = this.getLogo(this.kind==1?this.user.banner:this.user.avatar);
        },
    },
    methods: {
        getLogo(url) {
           return process.env.VUE_APP_BASE_API + url
        },
        // 编辑头像
        editCropper() {
            this.open = true;
        },
        // 打开弹出层结束时的回调
        modalOpened() {
            this.visible = true;
        },
        // 覆盖默认的上传行为
        requestUpload() { },
        // 向左旋转
        rotateLeft() {
            this.$refs.cropper.rotateLeft();
        },
        // 向右旋转
        rotateRight() {
            this.$refs.cropper.rotateRight();
        },
        // 图片缩放
        changeScale(num) {
            num = num || 1;
            this.$refs.cropper.changeScale(num);
        },
        // 上传预处理
        beforeUpload(file) {
            if (file.type.indexOf("image/") == -1) {
                this.$modal.msgError(
                    "文件格式错误，请上传图片类型,如：JPG，PNG后缀的文件。"
                );
            } else {
                const reader = new FileReader();
                reader.readAsDataURL(file);
                reader.onload = () => {
                    this.options.img = reader.result;
                };
            }
        },
        // 上传图片
        uploadImg() {
            this.$refs.cropper.getCropBlob((data) => {
                let formData = new FormData();
                formData.append("avatarfile", data);
                userManageUploadAvatar(formData).then((response) => {
                    this.open = false;
                    this.options.img =
                        process.env.VUE_APP_BASE_API + response.imgUrl;
                    const outputData = {
                        imgUrl: response.imgUrl,
                        kind: this.kind,
                    };
                    this.$emit("getUserAvatarUrl", outputData);
                    this.visible = false;
                });
            });
        },
        // 实时预览
        realTime(data) {
            this.previews = data;
        },
        // 关闭窗口
        closeDialog() {
            this.visible = false;
        },
    },
};
</script>
<style scoped lang="scss">
.user-info-head {
    position: relative;
    display: inline-block;
    height: 200px;
    width: 200px;
    border: 1px solid #000;
    text-align: center;
}
.user-info-head.active {
    position: relative;
    display: inline-block;
    //width: 375px;
    //height: 170px;
    width: 187.5px;
    height: 85px;
    border: 1px solid #000;

  margin-right: 10px;
}

img[src=""],
img:not([src]) {
    opacity: 0;
}

.user-info-head:hover:after {
    content: "+";
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    color: #eee;
    background: rgba(0, 0, 0, 0.5);
    font-size: 24px;
    font-style: normal;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    cursor: pointer;
    line-height: 200px;
}
.user-info-head.active:hover:after {
  content: "+";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  color: #eee;
  background: rgba(0, 0, 0, 0.5);
  font-size: 24px;
  font-style: normal;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  cursor: pointer;
  line-height: 85px;
}

.img-style {
    width: 100%;
    height: 100%;
    display: block;
}
</style>
